Chamberlain HMJ, Owner'S Manual

Page: 19 / 24

19
REPLACEMENT PARTS LIST – MODEL
MH
ITEM PART# DESCRIPTION
1 11-19471 Clutch Shaft - H
2 12-19504 Keyed Flange Bearing 1"
3 15-19480 Dual Sprocket 32/14
4 15-19481 Sprocket, 14 Tooth
5 18-11379 Compression Spring
6 75-10884 Chain Wheel Assembly
7 75-19985* Pulley Assembly
8 75-19986* Chain Guide Assembly
9 15-19478 Sprocket Assembly
10 15-19480 Dual Sprocket 32/14
11 15-48B18LGE Sprocket 48B18x1"
12 15-50B12LGH Sprocket 50B12x1"
13 16-5L304 Cogged Belt 30.4"
14 K75-19978-L Frame Kit (LH)
15 K75-19978-R Frame Kit (RH)
16 K75-19981 Arm Kit - H
17 17-6014 Motor Pulley
18 See Motor Replacement Kits, pages 62 & 63
Not Shown
19-48047M Roller Chain, #48x47 Pitch
with Master Link
12-10891 1” Flange Ball Bearing
SERVICE KITS INDIVIDUAL PARTS
ITEM PART# DESCRIPTION
K1 K72-19979 Clutch Shaft Kit
Complete with: Clutch Shaft,
Keyed Flange Bearing, Dual
Sprocket 32/14, 14 Tooth Sprocket,
E-Ring, Compression Spring, Chain
Wheel Assembly, Pulley Assembly,
Chain Guide Assembly, Shim Washer,
Washer, Thrust Washer and Roll Pins.
K2 K72-19974 Output Shaft Kit
Complete with: Output Shaft, Sprocket
Assembly, Dual Sprocket 32/14,
Sprocket 48B18x1", Sprocket
50B12x1", Ring, Washer, Key, Set
Screw, Roll Pin and Thin Walled
Receivers.
Not Shown
71-B120H* Brake Kit, 115 Volt Models
71-B240H* Brake Kit, 230-460 Volt Models
71-B575H* Brake Kit, 575 Volt Models
Complete with: Brake Hub Kit, Brake
Release Lever, Brake Disk, Spring Cup,
Studs, Compression Springs, Brake
Solenoid, Solenoid Cover, Spacers,
Mounting Plate, Pressure Plate,
Feather Key and Conduit.
K73-HFRAME-L H Frame Kit, Left Hand
K73-HFRAME-R H Frame Kit, Right Hand
* Call for Pricing and Availablity